340364042 has 8 divisors (see below), whose sum is σ = 522998532. Its totient is φ = 166031200.

The previous prime is 340364009. The next prime is 340364047. The reversal of 340364042 is 240463043.

It can be written as a sum of positive squares in 2 ways, for example, as 320374201 + 19989841 = 17899^2 + 4471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (340364047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2075309 + ... + 2075472.

Almost surely, 2^340364042 is an apocalyptic number.

340364042 is a deficient number, since it is larger than the sum of its proper divisors (182634490).

340364042 is a wasteful number, since it uses less digits than its factorization.

340364042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150824.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 340364042 is about 18448.9577483391. The cubic root of 340364042 is about 698.2022180740.

Subtracting from 340364042 its reverse (240463043), we obtain a palindrome (99900999).

The spelling of 340364042 in words is "three hundred forty million, three hundred sixty-four thousand, forty-two".